Base for a toothbrush



FIG. 1 is a perspective view of a base for a toothbrush showing my newdesign;

FIG. 2 is a rear view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a reduced perspective view thereof, showing, in broken lines,a toothbrush disposed on the base;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a top view thereof.

The dashed / dotted / broken lines are for illustrative purposes onlyand form no part of the claimed design.

CLAIM The ornamental design for a base for a toothbrush, as shown anddescribed.